<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
	<div align="center">
		<h1>欢迎使用图书管理系统</h1>
		<form action="login" method="get">
			<table>
				<tr>
					<th>用户名</th>
					<th><input type="text" name="username"></th>
				</tr>
				<tr>
					<th>密码</th>
					<th><input type="password" name="password"></th>
				</tr>
				<tr align="right">
					<th colspan="2"><input type="submit"></th>
				</tr>
			</table>
		</form>
	</div>
</body>
</html>